单词：cross-fertilizations
[网络] 异体受精；异花受精；杂交的授粉
单词：cross-fertilizations 相关文章
10月4日，在瑞典首都斯德哥尔摩的卡罗林斯卡医学院，诺贝尔奖评审委员会宣布，英国生理学家罗伯特爱德华兹获得2010年诺贝尔生理学或医学奖。 85-year-old Englishman Robert Edwards wins the Nobel Pri
60秒科学
They are only a few weeks old, but these octuplets are already the center of public outrage. Los Angeles police say they plan to investigate death threats against their mom, Nadya Suleman. The 33-year-old single, unemployed mother has been getting hu
万花筒2009年
说一口流利的英语，从简单的单词开始。 听听，读读，背背，今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 cap [ kAp ] It's better to put the cap
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歌词如下: Hot cross buns, One a penny buns. One a penny,two penny, Hot cross buns, Fresh, sweet buns, Come and buy my buns. One a penny,two penny, Fresh, sweet buns. Nice, light buns, Buy my currant buns.
英语儿歌274首
Scientists in Oregon successfully fixed a disease-carrying gene in human embryos. It was the first time this has been done. This small effort could be a big step in preventing inherited, or gene-related diseases. A research team at Oregon Health Scie
2017年VOA慢速英语(八)月
Mary Morningstar Cross Canadian Ragweed formed in 1994, and spent the next eight years building a regional fan base in the southwestern U.S. The Oklahoma-based band released four albums on its own lab
VOA2004（上）--艺术专集
By Ron Corben Bangkok 15 May 2008 The International Red Cross says heavy rains will bring new misery to survivors of the cyclone in Burma's Irrawaddy Delta region. Ron Corben has this report from Bangkok. Officials with International Federation of Re
VOA标准英语2008年（五月）
By Alisha Ryu Nairobi 25 July 2007 The International Committee of the Red Cross says it is still trying to confirm media reports that the Ethiopian government has issued an order for the Red Cross to leave the restive Ogaden region in eastern Ethiopi
2007年VOA标准英语（七月）
This is Scientific Americans 60-Second Science, I'm Cynthia Graber. This will just take a minute. In vitro fertilization(试管受精) efforts can be helped by oddly enough oral contraceptives .That's the finding from Tel Aviv University, site of the
Scientific American(四)月
This is Scientific Americans 60-Second Science, Im Steve Mirsky.Got a minute? The 2010 Nobel Prize in Physiology or Medicine goes to 85-year-old Robert Edwards of England, for the development of in vitro fertilization. The Karolinska Institutes Chris
Scientific American(十)月
Hot cross buns! Hot cross buns! One ha' penny, two ha' penny, Hot cross buns! If you have no daughters, Give them to your sons One ha' penny, Two ha' penny, Hot Cross Buns!
鹅妈妈童谣
Whether it's wildfires in California, a hurricane on the Gulf Coast or an earthquake in China, the distinctive emblem of the American Red Cross can be seen at the heart of the relief effort. Faith Lapidus has more on the organization that has worked
VOA标准英语2008年（九月）
By Lisa Schlein Geneva 30 August 2007 The International Committee of the Red Cross says it is launching an emergency operation this week for thousands of people who have fled renewed fighting between government and rebel forces in North Kivu in the E
2007年VOA标准英语（八月）
The International Committee of the Red Cross says its delegates are assessing the humanitarian situation in South Ossetia and have begun administering to the needs of the resident population. The ICRC says a 17-member team, which arrived in the Geor
VOA标准英语2008年（八月）
The International Committee of the Red Cross warns millions of Iraqis are at risk of disease from polluted water and inadequate health care. It says the situation of inadequate health care, water and sanitation services is particularly bad in the Ir
VOA标准英语2008年（十月）
By Lisa Schlein Geneva 29 December 2007 The International Committee of the Red Cross has begun distributing essential items to more than 500 displaced families who have taken refuge in South Kivu in the eastern part of the Democratic Republic of Cong
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歌手介绍: Maria Arredondo，1985年七月六日降生于挪威的文内斯拉（Vennesla）小镇。和很多出色的歌手一样，Maria从很小的时候便显露了过人的音乐天赋。她的母亲说她是从会走路的那天起，就会唱歌了。她从10岁起就开始参加地区的各种歌唱比赛，成绩颇佳。她用了两年时
音乐咖啡厅
The International Committee of the Red Cross says the situation in Mogadishu, the Somali capital has calmed somewhat since the intensification of fighting last week. Nevertheless, it says dangers persist and lack of security is causing difficulties
VOA标准英语2008年（十月）
Cross Every River As I sit here all quiet 当我坐在这里，四周一片寂静 Wonder why were apart 我们就这样分开了 And the noise from the city 城市的喧嚣 Cuts a hole thru the dark 将黑暗切出一个缺口 As the nighttime is fal
好听的英文歌曲
BEIJING, Aug. 22 (Xinhuanet) -- Researchers have discovered how a human egg captures an incoming sperm for fertilization, paving the way to help couples suffering from infertility, according to media reports on Monday. An international team of resear
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